15180155

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{701}}^1$

素因数の和:838

約数の個数: 16

約数和(自身を含む): 18802368

約数和(自身を除く): 3622213

約数列:

[1, 5, 61, 71, 305, 355, 701, 3505, 4331, 21655, 42761, 49771, 213805, 248855, 3036031, 15180155]

約数ペア:

[(1, 15180155), (5, 3036031), (61, 248855), (71, 213805), (305, 49771), (355, 42761), (701, 21655), (3505, 4331)]